IR51HD224 View Datasheet(PDF) - International Rectifier

Part Name

Description

Manufacturer

IR51HD224

SELF-OSCILLATING HALF BRIDGE

International Rectifier 

IR51H(D)224

IR51H(D)320

IR51H(D)420

Static Electrical Characteristics

VBIAS (VCC, VB) = 12V, TA = 25oC unless otherwise specified.

Symbol Definition

VCCUV+ VCC supply undervoltage positive going

threshold

VCCUV- VCC supply undervoltage negative going

threshold

IQCC Quiescent VCC supply current

VCLAMP VCC zener shunt clamp voltage

IQBS Quiescent VBS supply current

lOS

fOSC

Offset supply leakage current

Oscillator frequency

Min.

—

—

—

—

—

—

—

—

ICT

VCTUV

VRT+

CT input current

CT undervoltage lockout

RT high level output voltage, VCC - RT

VRT-

RT low level output voltage

VRTUV

VCT+

RT undervoltage lockout, VCC - RT

2/3 VCC threshold

VCT-

1/3 VCC threshold

Rds(on) Static-drain-to-source on-resistance

VSD

Diode forward voltage

—

—

—

—

—

—

—

—

—

-224

—

-320

—

-420

—

-224

—

-320

—

-420

—

Typ.

8.4

8.0

300

15.6

30

—

20

100

0.001

100

20

200

20

200

100

8.0

4.0

1.1

1.8

3.0

0.85

0.7

0.8

Max. UnitsTest Conditions

—V

—

V

—

µA VCC > VCCUV

—

V ICC = 5mA

—

µA

50

VB = VIN = 500V

—

RT = 35.7 kΩ

kHz CT = 1 nF

—

RT = 7.04 kΩ

CT = 1 nF

1.0 µA

—

Note 2

—

IRT = 100µA

—

mV IRT = -1mA

—

IRT = 100µA

—

IRT = -1mA

—

IRT = 100µA

—

kHz

—

—

IF=1.1A

—

Ω IF=900mA di/dt

—

IF=700mA

—

IF=1.1A =100

—

V IF=900mA A/µs

—

IF=700mA

4

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